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MOUNTO 25FT PVC Flexible Duct Hosing for Exhaust Fan (8inch) - Amazon.com
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Hon&Guan 4'' Insulated Flexible Duct 4 FT Long, Gray Noise Reducer Hose Silencer for Inline Duct Fan of Air Conditioner HVAC Ventilation System. - Amazon.com
6" Inch Aluminum Hose Flexible Air Duct Pipe for Rigid HVAC Flex Ductwork- 25' Feet Long - Amazon.com
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Duct Hose 5 Inch 16 Feet Non-Insulated Flexible Air Aluminum Foil Ducting Dryer Vent Hose with 2 Screw Stainless Steel Clamps Great for HVAC Duct, Air Duct: Amazon.com: Tools & Home Improvement
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MOUNTO 25FT PVC Flexible Duct Hosing for Exhaust Fan (24inch) - Amazon.com
MOUNTO 25FT PVC Flexible Duct Hosing for Exhaust Fan (16inch w/o Bag) - Amazon.com
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VIVOSUN 6 Inch 25 Feet Black Non-Insulated Flex Air Aluminum Ducting Dryer Vent Hose for HVAC Ventilation w/Two 6 Inch Stainless Steel Clamps - Amazon .com
TerraBloom 8 Inch Aluminum Flex Duct - 8 FT Long, Flexible Ducting with 2 Clamps, 3 Layer HVAC Ventilation Air Hose - Great for Dryer, Grow Tent, Green Houses, Household HVAC Venting - Amazon.com